<template>
  <div class="departments-container">
    <div class="app-container">
      <el-card v-loading="loading" class="tree-card">
        <!-- 用了一个行列布局 -->
        <tree-tools :node-data="company" :is-root="true" @add-depts="handleAddDepts" />
        <!-- <el-tree :data="list" :props="defaultProps" default-expand-all /> -->
        <el-tree :data="departs" :props="defaultProps" :default-expand-all="true">
          <template #default="{data}">
            <tree-tools :node-data="data" @del-depts="getDepartments" @add-depts="handleAddDepts" @edit-depts="handleEditDepts" />
          </template>
        </el-tree>
      </el-card>
    </div>
    <add-dept ref="addDeptDialog" :node-data="nodeData" :depts="depts" :dialog-visible.sync="dialogVisible" @add-dialog="getDepartments" />
  </div>
</template>

<script>
import treeTools from './components/tree-tools.vue'
import { reqGetDepartments } from '@/api/departments'
import { listToTreeData } from '@/utils'
import AddDept from './components/add-dept.vue'
export default {
  name: 'Departments',
  components: { treeTools, AddDept },
  data() {
    return {
      dialogVisible: false,
      company: {},
      departs: [],
      defaultProps: {
        label: 'name',
        children: 'children'
      },
      nodeData: {},
      depts: [],
      loading: false
    }
  },
  created() {
    this.getDepartments()
  },
  methods: {
    // 处理添加操作, 显示弹层
    handleAddDepts(nodeData) {
      // console.log(111)
      // 显示弹层
      this.dialogVisible = true
      // 存储传过来的数据, 这个应该记录下来, 将来添加需要用到
      this.nodeData = nodeData
    },
    handleEditDepts(nodeData) {
      // console.log(111)
      // 显示弹层
      this.dialogVisible = true
      // 存储传过来的数据, 这个应该记录下来, 将来添加需要用到
      this.nodeData = nodeData
      this.$refs.addDeptDialog.getEmployeeSimple()
      this.$refs.addDeptDialog.getDepartDetail(this.nodeData.id)
    },
    // closeDialogFn(flag) {
    //   this.dialogVisible = flag
    // },
    async getDepartments() {
      this.loading = true
      const { data } = await reqGetDepartments()
      // console.log(data)
      this.company = {
        name: data.companyName,
        manager: '负责人',
        id: ''
      }
      // this.departs = data.depts
      this.departs = listToTreeData(data.depts, '')
      // console.log(JSON.parse(JSON.stringify(data.depts)))
      // console.log(this.departs)
      this.depts = data.depts
      this.loading = false
    }
  }
}
</script>

<style scoped lang='scss'>
.tree-card {
  padding: 30px 30px;
  font-size:14px;
}
.el-tree {
  ::v-deep {
    // 小三角的样式, 去掉默认的小三角的旋转效果
    .el-tree-node__expand-icon.expanded {
      -webkit-transform: rotate(0deg);
      transform: rotate(0deg);
    }
    // 有子节点 且未展开 +
    .el-icon-caret-right:before {
      background: url("~@/assets/common/add-circle.png") no-repeat 0 0;
      content: '';
      display: block;
      width: 16px;
      height: 16px;
      font-size: 16px;
      background-size: 16px;
    }
    // 有子节点 且已展开 -
    .el-tree-node__expand-icon.expanded.el-icon-caret-right:before{
      background: url("~@/assets/common/minus-circle.png") no-repeat 0 0;
      content: '';
      display: block;
      width: 16px;
      height: 16px;
      font-size: 16px;
      background-size: 16px;
    }
    // 没有子节点
    .el-tree-node__expand-icon.is-leaf::before  {
      background: url("~@/assets/common/user-filling.png") no-repeat 0 0;
      content: '';
      display: block;
      width: 16px;
      height: 16px;
      font-size: 16px;
      background-size: 16px;
    }
  }
}
</style>
